21285588492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1157077}}^1$

素因数の和:1157167

約数の個数: 72

約数和(自身を含む): 62334106016

約数和(自身を除く): 41048517524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 1022, 1314, 1533, 2044, 2628, 3066, 4599, 6132, 9198, 18396, 1157077, 2314154, 3471231, 4628308, 6942462, 8099539, 10413693, 13884924, 16199078, 20827386, 24298617, 32398156, 41654772, 48597234, 72895851, 84466621, 97194468, 145791702, 168933242, 253399863, 291583404, 337866484, 506799726, 591266347, 760199589, 1013599452, 1182532694, 1520399178, 1773799041, 2365065388, 3040798356, 3547598082, 5321397123, 7095196164, 10642794246, 21285588492]

約数ペア:

[(1, 21285588492), (2, 10642794246), (3, 7095196164), (4, 5321397123), (6, 3547598082), (7, 3040798356), (9, 2365065388), (12, 1773799041), (14, 1520399178), (18, 1182532694), (21, 1013599452), (28, 760199589), (36, 591266347), (42, 506799726), (63, 337866484), (73, 291583404), (84, 253399863), (126, 168933242), (146, 145791702), (219, 97194468), (252, 84466621), (292, 72895851), (438, 48597234), (511, 41654772), (657, 32398156), (876, 24298617), (1022, 20827386), (1314, 16199078), (1533, 13884924), (2044, 10413693), (2628, 8099539), (3066, 6942462), (4599, 4628308), (6132, 3471231), (9198, 2314154), (18396, 1157077)]